Move cursor over product parameter name to display the graphic below.  
Sun, May 27, 2018 - Mon, May 28, 2018 > 0.01" > 0.10" > 0.25" > 0.50"
Tue, May 29, 2018 - Wed, May 30, 2018 > 0.01" > 0.10" > 0.25" > 0.50"
Wed, May 30, 2018 - Thu, May 31, 2018 > 0.01" > 0.10" > 0.25" > 0.50"

Images courtesy of the Hydrometeorological Prediction Center